diff options
| author |  Craig Tiller <ctiller@google.com> | 2017-03-30 08:26:21 -0700 |
|---|---|---|
| committer | Craig Tiller <ctiller@google.com> | 2017-03-30 08:26:21 -0700 |
| commit | c212e6cc5e005526a80320ac95424e46dd341ad5 (patch) | |
| tree | 553dfd3b28c4e9b2369fc5f4ed6413350c9f417c /src/core/lib/iomgr/ev_epoll_linux.c | |
| parent | d51bbeb1ebc3afe6ce6f614eda3137fd39a70592 (diff) | |
Fix barrier, comment
Diffstat (limited to 'src/core/lib/iomgr/ev_epoll_linux.c')
| -rw-r--r-- | src/core/lib/iomgr/ev_epoll_linux.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/core/lib/iomgr/ev_epoll_linux.c b/src/core/lib/iomgr/ev_epoll_linux.c index 97f8f82fed..f6372c0f3f 100644 --- a/src/core/lib/iomgr/ev_epoll_linux.c +++ b/src/core/lib/iomgr/ev_epoll_linux.c @@ -1173,9 +1173,9 @@ static void set_shutdown(grpc_exec_ctx *exec_ctx, grpc_fd *fd, gpr_atm *state, switch (curr) { case CLOSURE_READY: case CLOSURE_NOT_READY: - /* Release cas to pair with a set_ready performing a load of the - shutdown state later */ - if (gpr_atm_rel_cas(state, curr, new_state)) { + /* Need a full barrier here so that the initial load in notify_on + doesn't need a barrier */ + if (gpr_atm_full_cas(state, curr, new_state)) { return; /* early out */ } break; /* retry */ |